Q

Why does the emergent beam from a prism show distinct colors instead of a single white band?

RRB Group D 19 Aug, 2026 (9:00 AM - 10:30 AM) 2026
✓ Answer: A Each color bends by a different amount
The correct choice is Each color bends by a different amount. It follows from the laws of reflection/refraction and the standard image-formation properties of lenses, mirrors or optical systems.
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